diff --git a/neo3-gui/neo3-gui/ClientApp/src/neonode.js b/neo3-gui/neo3-gui/ClientApp/src/neonode.js
index 1d5b751..1765325 100644
--- a/neo3-gui/neo3-gui/ClientApp/src/neonode.js
+++ b/neo3-gui/neo3-gui/ClientApp/src/neonode.js
@@ -28,7 +28,13 @@ class NeoNode {
   }
 
   start(env, errorCallback) {
-    this.node = this.runCommand("dotnet neo3-gui.dll", env, errorCallback);
+    if (isWin) {
+      this.node = this.runCommand("./neo3-gui.exe", env, errorCallback);
+
+    } else {
+      this.node = this.runCommand("./neo3-gui", env, errorCallback);
+    }
+    // this.node = this.runCommand("dotnet neo3-gui.dll", env, errorCallback);
   }
 
   startNode(network, port, errorCallback) {
@@ -40,7 +46,7 @@ class NeoNode {
    * force restart node after 1 second (using config file)
    */
   switchNode(network) {
-    console.log("switche to:", network);
+    console.log("switch to:", network);
     if (network) {
       Config.changeNetwork(network);
     }
@@ -82,7 +88,7 @@ class NeoNode {
     }
 
     const ps = spawn(command, [], {
-      shell: true,
+      shell: false,
       encoding: "utf8",
       cwd: path.join(startPath, "build-neo-node"),
       env: childEnv,
diff --git a/neo3-gui/neo3-gui/Common/Storage/SQLiteModules/IRepository.cs b/neo3-gui/neo3-gui/Common/Storage/SQLiteModules/IRepository.cs
new file mode 100644
index 0000000..ad28491
--- /dev/null
+++ b/neo3-gui/neo3-gui/Common/Storage/SQLiteModules/IRepository.cs
@@ -0,0 +1,146 @@
+using System;
+using System.Collections.Generic;
+using System.Numerics;
+using Neo;
+using Neo.Common.Storage;
+using Neo.Common.Storage.SQLiteModules;
+using Neo.Models;
+
+interface IRepository
+{
+    byte[] Identity { get; }
+    uint? GetMaxSyncIndex();
+    void AddSyncIndex(uint index);
+    //void SetMaxSyncIndex(uint height);
+
+    void AddTransfer(TransferInfo transfer);
+    void AddTransaction(TransactionInfo transaction);
+
+
+    void UpdateBalance(UInt160 addressHash, UInt160 assetHash, BigInteger balance, uint height);
+
+    PageList<TransactionInfo> QueryTransactions(TransactionFilter filter, bool includeTransfers = false);
+    IEnumerable<BalanceInfo> FindAssetBalance(BalanceFilter filter);
+
+    void CreateContract(ContractEntity newContract);
+    void DeleteContract(UInt160 contractHash, UInt256 txId, DateTime time);
+    void MigrateContract(ContractEntity migrateContract);
+    IEnumerable<ContractEntity> GetAllContracts();
+
+    ContractEntity GetActiveContract(UInt160 contract);
+    ContractEntity GetActiveContract(string contractHash);
+    ContractEntity GetContract(long id);
+    AddressEntity GetAddress(long id);
+    void Commit();
+}
+
+public class SQLiteRepository : IRepository
+{
+    private SQLiteContext _db;
+
+    public SQLiteRepository(string path)
+    {
+        _db = new SQLiteContext(path);
+    }
+    public byte[] Identity => _db.Identity;
+    public uint? GetMaxSyncIndex()
+    {
+        return _db.GetMaxSyncIndex();
+    }
+
+    public void AddSyncIndex(uint index)
+    {
+        _db.Add(new SyncIndex() { BlockHeight = index });
+    }
+
+    //public void SetMaxSyncIndex(uint height)
+    //{
+    //    throw new NotImplementedException();
+    //}
+
+    public void AddTransfer(TransferInfo transfer)
+    {
+        //var from = GetOrCreateAddress(transfer.From);
+        //var to = GetOrCreateAddress(transfer.To);
+        //var asset = GetActiveContract(transfer.Asset);
+
+        //var tran = new TransferEntity
+        //{
+        //    BlockHeight = transfer.BlockHeight,
+        //    TxId = transfer.TxId?.ToBigEndianHex(),
+        //    FromId = from?.Id,
+        //    ToId = to?.Id,
+        //    Amount = transfer.Amount.ToByteArray(),
+        //    AssetId = asset.Id,
+        //    Time = transfer.TimeStamp.FromTimestampMS(),
+        //    Trigger = transfer.Trigger,
+        //    TokenId = transfer.TokenId,
+        //};
+        //_db.Transfers.Add(tran);
+    }
+
+    public void AddTransaction(TransactionInfo transaction)
+    {
+        throw new NotImplementedException();
+    }
+
+    public void UpdateBalance(UInt160 addressHash, UInt160 assetHash, BigInteger balance, uint height)
+    {
+        throw new NotImplementedException();
+    }
+
+    public PageList<TransactionInfo> QueryTransactions(TransactionFilter filter, bool includeTransfers = false)
+    {
+        throw new NotImplementedException();
+    }
+
+    public IEnumerable<BalanceInfo> FindAssetBalance(BalanceFilter filter)
+    {
+        throw new NotImplementedException();
+    }
+
+    public void CreateContract(ContractEntity newContract)
+    {
+        throw new NotImplementedException();
+    }
+
+    public void DeleteContract(UInt160 contractHash, UInt256 txId, DateTime time)
+    {
+        throw new NotImplementedException();
+    }
+
+    public void MigrateContract(ContractEntity migrateContract)
+    {
+        throw new NotImplementedException();
+    }
+
+    public IEnumerable<ContractEntity> GetAllContracts()
+    {
+        throw new NotImplementedException();
+    }
+
+    public ContractEntity GetActiveContract(UInt160 contract)
+    {
+        throw new NotImplementedException();
+    }
+
+    public ContractEntity GetActiveContract(string contractHash)
+    {
+        throw new NotImplementedException();
+    }
+
+    public ContractEntity GetContract(long id)
+    {
+        throw new NotImplementedException();
+    }
+
+    public AddressEntity GetAddress(long id)
+    {
+        throw new NotImplementedException();
+    }
+
+    public void Commit()
+    {
+        throw new NotImplementedException();
+    }
+}
\ No newline at end of file
diff --git a/neo3-gui/neo3-gui/publish.sc.sh b/neo3-gui/neo3-gui/publish.sc.sh
new file mode 100644
index 0000000..2bb18fd
--- /dev/null
+++ b/neo3-gui/neo3-gui/publish.sc.sh
@@ -0,0 +1,4 @@
+dotnet publish --sc -c Release -o ClientApp/build-neo-node
+cd ClientApp
+npm install
+npm run publish
\ No newline at end of file